KONEKTIKPC Extra Silent Fan - 40x40x10 - Brand: KONEKTIKPC, UPC: 3548389107127, Extra Silent Fan, 40x40x10 mm dimensions, models with double ball bearing, rotational speed of 5000 rev / min, feed 3 son, permissible voltage of 6 V to 13.8 V 0.06 A, 4.40 CFM air flow, noise 23.1 dB, comes without screws (910,712)